diff options
| author | Hugh Dickins <hugh@veritas.com> | 2005-09-03 18:54:31 -0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@evo.osdl.org> | 2005-09-05 03:05:40 -0400 |
| commit | b0d9bcd4bb79a7834f8492f2ae5c2655a551f23d (patch) | |
| tree | 8978577cf4b132e08e5abc7101e934ffd3106d3c | |
| parent | fd4fd5aac1282825195c6816ed40a2a6d42db5bf (diff) | |
[PATCH] swap: update swapfile i_sem comment
Update swap extents comment: nowadays we guard with S_SWAPFILE not i_sem.
Signed-off-by: Hugh Dickins <hugh@veritas.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
| -rw-r--r-- | mm/swapfile.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/swapfile.c b/mm/swapfile.c index 60cd24a55204..9f46d83b4ece 100644 --- a/mm/swapfile.c +++ b/mm/swapfile.c | |||
| @@ -926,7 +926,7 @@ add_swap_extent(struct swap_info_struct *sis, unsigned long start_page, | |||
| 926 | * requirements, they are simply tossed out - we will never use those blocks | 926 | * requirements, they are simply tossed out - we will never use those blocks |
| 927 | * for swapping. | 927 | * for swapping. |
| 928 | * | 928 | * |
| 929 | * For S_ISREG swapfiles we hold i_sem across the life of the swapon. This | 929 | * For S_ISREG swapfiles we set S_SWAPFILE across the life of the swapon. This |
| 930 | * prevents root from shooting her foot off by ftruncating an in-use swapfile, | 930 | * prevents root from shooting her foot off by ftruncating an in-use swapfile, |
| 931 | * which will scribble on the fs. | 931 | * which will scribble on the fs. |
| 932 | * | 932 | * |